modules = {
   core {
      dependsOn 'jquery'
      resource url: 'js/application.js'
      resource url: 'js/jquery.jstree.js'
      resource url: 'js/_lib/jquery.cookie.js'
   }

   style {
      resource url: 'less/styles.less', attrs:[rel: "stylesheet/less", type:'css']
      resource url: 'jsTree/themes/default/style.css'
   }
}